CN213323455U

CN213323455U - Electric motor car afterbody back device

Info

Publication number: CN213323455U
Application number: CN202020633013.3U
Authority: CN
Inventors: 刘廷括
Original assignee: Xuzhou Yuanxiang Locomotive Technology Co ltd
Current assignee: Xuzhou Yuanxiang Locomotive Technology Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2021-06-01
Anticipated expiration: 2030-04-24

Abstract

The utility model provides a backrest device at the tail part of an electric vehicle, which comprises an inverted U-shaped frame movably arranged at the upper end of a rear seat frame, the two vertical rods of the inverted U-shaped frame are both provided with a fixed cylinder in a sliding way, the two fixed cylinders are both arranged at the left end of the backrest part, at least three first adjusting holes are arranged on two vertical rods of the inverted U-shaped frame at equal intervals, a movable plate is arranged in front of the fixed cylinder at the front position, the rear end of the movable plate is fixedly connected with at least two inserted rods at equal intervals, the rear ends of the inserted rods penetrate through the two fixed cylinders and the first adjusting holes on the two vertical rods of the inverted U-shaped frame, a fixed bolt is arranged behind the fixed cylinders at the rear position, the lower end of the fixed bolt penetrates through the at least two inserted rods, this design reciprocates suitable position through a fixed cylinder along two montants of the type of falling U frame, realizes adjusting position about the back spare, increases application scope, and the security is high.

Description

Electric motor car afterbody back device

Technical Field

The utility model particularly relates to an electric motor car afterbody back device.

Background

Electric vehicles, namely electric drive vehicles, are also known as electric drive vehicles. Electric vehicles are classified into alternating current electric vehicles and direct current electric vehicles. The electric motor car of saying so usually is with the battery as the energy source, through parts such as controller, motor, turn into the mechanical energy motion with the electric energy, with the vehicle of control current size change speed, in the electric motor car use, often utilize the electric motor car back seat to carry the passenger, so often utilize the afterbody back to improve back seat passenger's comfort level and security, electric motor car afterbody back among the prior art all wholly and snap-on to the electric motor car afterbody, it is fixed to lead to afterbody back height, but the passenger height is different, cause some passengers when using the back, can feel uncomfortable, application scope is reduced, also can influence the security, therefore, need design an electric motor car afterbody back device and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide an electric motor car afterbody backrest device to reach and increase application scope, the high purpose of security.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides an electric motor car afterbody backrest device, is including fixing the back seat frame at the electric motor car afterbody, back seat frame upper end movable mounting supporting component, the supporting component right-hand member sets up the back spare, the supporting component includes movable mounting at the type of falling U frame of back seat frame upper end, it sets up solid fixed cylinder, two all to slide on two montants of type of falling U frame gu the fixed cylinder all sets up at back spare left end, impartial distance sets up at least three first regulation hole on two montants of type of falling U frame, the place ahead position gu fixed cylinder the place ahead sets up the fly leaf, two at least inserted bars of fly leaf rear end equidistance fixed connection, the inserted bar rear end runs through first regulation hole on two montants of two solid fixed cylinders and type of falling U frame, the rear position gu the fixed cylinder rear sets up dead bolt and dead bolt lower extreme and runs through two at least inserted.

Furthermore, the movable plate is fixedly connected with the handle at the middle position of one end, far away from the inserted bar.

Further, the back seat frame includes that the equidistance is fixed at the horizontal pole of arranging around four of electric motor car afterbody, two of both sides around impartial distance sets up a plurality of second regulation hole on the horizontal pole, two sleeves are fixed to the frame lower extreme symmetry of falling U type, two the sleeve is respectively slidable mounting on two horizontal pole annular outsides of both sides around, sleeve upper end symmetry sets up two fastening bolt and is in the frame left and right sides of falling U type, the fastening bolt lower extreme runs through second regulation hole and threaded connection nut on sleeve and the horizontal pole.

Furthermore, the sleeve is fixedly connected with the reinforcing plate at the connecting position of the inverted U-shaped frame.

Further, back spare is including the activity box, the cushion bonds of activity box right-hand member, the inside sliding connection mounting panel of activity box and mounting panel extend to the activity box left end, two fixed cylinders of mounting panel left end symmetry fixed connection, even fixed connection a plurality of damping spring between mounting panel right-hand member and the inside right wall of activity box.

Furthermore, chutes are formed in the middle positions of the upper end and the lower end of the mounting plate, and the upper wall and the lower wall inside the movable box are fixedly connected with sliding blocks which are connected inside the chutes in a sliding mode.

Furthermore, the middle position of the right end of the mounting plate is fixedly connected with a heat dissipation fan, the heat dissipation fan is located on the inner side of the plurality of damping springs, the mounting plate is evenly provided with a plurality of first through holes, and the right end of the movable box is evenly provided with a plurality of second through holes.

The utility model has the advantages that: the utility model discloses an electric motor car afterbody back device.

1. Make two fixed cylinders reciprocate suitable position along two montants of the type of falling U frame to utilize the fly leaf to run through two at least inserted bars in step on two fixed cylinders and two montants of the type of falling U frame suitable position's first regulation hole, recycle fixed bolt and run through two at least inserted bars, realize position about the adjustment back spare, increase application scope, the security is high.

2. Can remove the sleeve about along the horizontal pole to with fastening bolt run through the second regulation hole of suitable position on sleeve and the horizontal pole, and threaded connection goes up the nut, realizes adjusting back spare left and right sides position, be used for satisfying in the passenger of different fat thin stature.

3. The damping function is realized through damping spring's design, can increase the buffer capacity through it, increases the comfort level.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a backrest device at the tail of an electric vehicle according to the present invention;

fig. 2 is a schematic view of a support assembly in the backrest device at the tail of the electric vehicle according to the present invention;

fig. 3 is a schematic view of a backrest component in the backrest device at the tail of the electric vehicle of the present invention.

In the figure: 1-supporting component, 2-rear seat frame, 3-backrest component, 11-inverted U-shaped frame, 12-first adjusting hole, 13-movable plate, 14-sleeve, 15-inserted rod, 16-fixed cylinder, 17-fixed bolt, 21-cross rod, 22-second adjusting hole, 31-mounting plate, 32-cooling fan, 33-damping spring, 34-movable box, 35-backrest cushion, 311-first through hole, 312-sliding groove, 341-sliding block and 342-second through hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an electric motor car afterbody backrest device, including fixing the back seat frame 2 at the electric motor car afterbody, 2 upper ends movable mounting supporting component 1 of back seat frame, supporting component 1 right-hand member sets up back spare 3, supporting component 1 includes the type of falling U frame 11 of movable mounting 2 upper ends of back seat frame, it sets up solid fixed cylinder 16 all to slide on two montants of type of falling U frame 11, two solid fixed cylinder 16 all set up at back spare 3 left ends, impartial distance sets up at least three first regulation hole 12 on two montants of type of falling U frame 11, place ahead position solid fixed cylinder 16 the place ahead sets up fly leaf 13, fly leaf 13 rear end equidistance fixed connection two at least inserted bars 15, inserted bar 15 rear end runs through two solid fixed cylinder 16 and fall first regulation hole 12 on two montants of U frame 11, place back fixed cylinder 16 rear sets up fixed bolt 17 and fixed bolt 17 lower extreme runs through two at least inserted bars 15.

Specifically, at first reciprocate back spare 3, and then drive two solid fixed cylinder 16 and reciprocate suitable position along two montants of type of falling U frame 11, then utilize fly leaf 13 to run through two solid fixed cylinder 16 and the first regulation hole 12 of suitable position on two montants of type of falling U frame 11 with at least two inserted bars 15 in step, utilize inserted bar 15 to carry out the restriction fastening to solid fixed cylinder 16 and type of falling U frame 11, then reuse fixed bolt 17 to run through two at least inserted bars 15, utilize fixed bolt 17 to effectively prevent that inserted bar 15 from droing, realize adjusting back spare 3 upper and lower positions, increase application scope, the security is high.

The middle position of one end of the movable plate 13 far away from the inserted link 15 is fixedly connected with a handle, and particularly, the movable plate 13 can be driven to move by the handle, so that the operation is convenient.

The rear seat frame 2 comprises four cross rods 21 which are equidistantly fixed at the tail part of the electric vehicle and are arranged front and back, a plurality of second adjusting holes 22 are arranged on the two cross rods 21 on the front side and the back side at equal intervals, two sleeves 14 are symmetrically fixed at the lower end of the inverted U-shaped frame 11, the two sleeves 14 are respectively and slidably arranged on the annular outer sides of the two cross rods 21 on the front side and the back side, two fastening bolts are symmetrically arranged at the upper end of each sleeve 14 and are positioned on the left side and the right side of the inverted U-shaped frame 11, the lower ends of the fastening bolts penetrate through the second adjusting holes 22 on the sleeves 14 and the cross rods 21 and are in threaded connection with nuts, specifically, the sleeves 14 can be moved left and right along the cross rods 21, so as to drive the inverted U-shaped frame 11 to move left and right, so that the backrest 3 is moved to proper left and right positions, then the fastening bolts, realize adjusting back spare 3 left and right sides position for satisfy the passenger of different fat thin stature.

The sleeve 14 is fixedly connected with the inverted U-shaped frame 11 at the connecting position, and particularly, the connecting strength of the sleeve 14 and the inverted U-shaped frame 11 can be enhanced by the reinforcing plate.

Back spare 3 is including

activity box

34, 34 right-hand members of activity box

bond back cushion

35, 34 inside sliding connection mounting panel 31 of activity box and mounting panel 31 extend to 34 left ends of activity box, two fixed sections of thick bamboo 16 of the symmetrical fixed connection in mounting panel 31 left end, even fixed connection a plurality of damping spring 33 between mounting panel 31 right-hand member and the inside right wall of activity box 34, specifically, when using, activity box 34 can remove along mounting panel 31, and through the compression or the extension to damping spring 33, and then realize shock-absorbing function, can increase buffer capacity through it, increase the comfort level.

The spout 312 is all seted up to both ends intermediate position about the mounting panel 31, and the equal fixed connection slider 341 of the inside upper and lower two walls of activity box 34 and slider 341 sliding connection are inside spout 312, specifically, move the in-process at activity box 34, can make slider 341 slide movable along spout 312, realize the direction function.

The mounting panel 31 right-hand member intermediate position fixed connection cooling fan 32 and cooling fan 32 are in a plurality of damping spring 33 inboard, evenly set up the first through-hole 311 of a plurality of on the mounting panel 31, evenly process a plurality of second through-hole 342 on the activity box 34 right-hand member, specifically, can realize dispelling the heat to the passenger rear portion through cooling fan 32, first through-hole 311 and second through-hole 342, further increase the comfort level.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an electric motor car afterbody back device which characterized in that: comprises a rear seat frame (2) fixed at the tail part of the electric vehicle, a support component (1) is movably arranged at the upper end of the rear seat frame (2), a backrest part (3) is arranged at the right end of the support component (1), the support component (1) comprises an inverted U-shaped frame (11) movably arranged at the upper end of the rear seat frame (2), fixed cylinders (16) are arranged on two vertical rods of the inverted U-shaped frame (11) in a sliding mode, the two fixed cylinders (16) are arranged at the left end of the backrest part (3), at least three first adjusting holes (12) are arranged on the two vertical rods of the inverted U-shaped frame (11) at equal intervals, a movable plate (13) is arranged in front of the fixed cylinder (16), at least two inserting rods (15) are fixedly connected at equal intervals at the rear end of the movable plate (13), the rear end of the inserting rod (15) penetrates through the two fixed cylinders (16) and the first adjusting holes (12) on the two vertical rods of the, the rear position is set up fixing bolt (17) and fixing bolt (17) lower extreme runs through two at least inserted bars (15) behind fixed cylinder (16).

2. The electric vehicle rear backrest device according to claim 1, wherein: the middle position of one end of the movable plate (13) far away from the inserted link (15) is fixedly connected with the handle.

3. The electric vehicle rear backrest device according to claim 1, wherein: rear seat frame (2) are including the equidistance fix horizontal pole (21) of arranging around four of electric motor car afterbody, two of front and back both sides impartial distance is seted up a plurality of second regulation hole (22) on horizontal pole (21), two sleeve (14) are fixed to type of falling U frame (11) lower extreme symmetry, two sleeve (14) respectively slidable mounting around on two horizontal pole (21) annular outsides of both sides, sleeve (14) upper end symmetry sets up two fastening bolt and is in type of falling U frame (11) left and right sides, the fastening bolt lower extreme runs through second regulation hole (22) and threaded connection nut on sleeve (14) and horizontal pole (21).

4. The electric vehicle rear backrest device according to claim 3, wherein: the sleeve (14) is fixedly connected with the reinforcing plate at the connecting position of the inverted U-shaped frame (11).

5. The electric vehicle rear backrest device according to claim 1, wherein: back spare (3) are including activity box (34), activity box (34) right-hand member bonding cushion (35), activity box (34) inside sliding connection mounting panel (31) and mounting panel (31) extend to activity box (34) left end, two fixed section of thick bamboo (16) of mounting panel (31) left end symmetrical fixed connection, even fixed connection a plurality of damping spring (33) between mounting panel (31) right-hand member and the inside right wall of activity box (34).

6. The electric vehicle rear backrest device according to claim 5, wherein: the middle positions of the upper end and the lower end of the mounting plate (31) are provided with sliding grooves (312), the upper wall and the lower wall of the interior of the movable box (34) are fixedly connected with sliding blocks (341), and the sliding blocks (341) are connected in the sliding grooves (312) in a sliding mode.

7. The electric vehicle rear backrest device according to claim 5, wherein: the mounting panel (31) right-hand member intermediate position fixed connection cooling blower (32) and cooling blower (32) are in a plurality of damping spring (33) inboard, evenly set up a plurality of first through-hole (311) on mounting panel (31), evenly process a plurality of second through-hole (342) on activity box (34) right-hand member.